Home / 558,530.34-770,760.27-303,882.54

Finding the Fourth Proportional to 558,530.34, 770,760.27 and 303,882.54

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Solution

The fourth proportional to 558,530.34, 770,760.27 and 303,882.54 is: 419,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,530.34 : 770,760.27 = 303,882.54 : x
  2. Step 2: Convert to fraction form
    558,530.34/770,760.27 = 303,882.54/x
  3. Step 3: Cross multiply
    558,530.34x = 770,760.27 × 303,882.54
  4. Step 4: Simplify right side
    558,530.34x = 234,220,588,578.69
  5. Step 5: Solve for x
    x = 234,220,588,578.69/558,530.34
  6. Step 6: Final answer
    x = 419,351.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.